By Whose Hand? (1932) is a gripping mystery thriller directed by Benjamin Stoloff. The story unfolds aboard a train, where a journalist, Jimmy Cassidy (played by Ben Lyon), finds himself in the midst of a murder investigation. When a wealthy passenger is found dead, suspicion falls on everyone onboard, including Jimmy. Determined to clear his name, he uses his wits and resourcefulness to uncover the killer, navigating a web of deceit, hidden motives, and unexpected twists. With its confined setting and escalating tension, By Whose Hand? delivers a classic whodunit experience, keeping viewers guessing until the final revelation.